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Impurities & Reference Standards

Pharmacopoeial and non-pharmacopoeial impurities, metabolites, nitrosamines and working standards with characterisation data for QC and regulatory work.

28,554products
6sub-categories
2,746in stock
COA + SDSwith every lot
API Impurities 14,252Pharmacopeial Impurities (EP / USP / BP) 4,401Nitrosamine Impurities 650Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,612Metabolites & Degradation Products 4,146API Reference Standards 3,493
28,554 results · page 749 of 1190
GridList
Reference Standard
L-Cycloserine chemical structure
L-Cycloserine
CAS
339-72-0
Formula
C3H6N2O2
MW
102.09 g/mol
VQ-025115
Reference Standard
L-Cysteic Acid chemical structure
L-Cysteic Acid
CAS
498-40-8
Formula
C3H7NO5S
MW
169.16 g/mol
VQ-034927
Reference Standard
L-Cystine-S34 chemical structure
L-Cystine-S34
CAS
113512-08-6
Formula
C6H12N2O4S2
MW
244.11 g/mol
VQ-036489
Reference Standard
L-Gluconic acid chemical structure
L-Gluconic acid
CAS
157663-13-3
Formula
C6H12O7
MW
196.16 g/mol
VQ-043486
Reference Standard
L-Glufosinate chemical structure
L-Glufosinate
CAS
35597-44-5
Formula
C5H12NO4P
MW
181.13 g/mol
VQ-052104
Reference Standard
L-Glutamine chemical structure
L-Glutamine
CAS
56-85-9
Formula
C5H10N2O3
MW
146.14 g/mol
In stock
Reference Standard
L-Homocystine chemical structure
L-Homocystine
CAS
626-72-2
Formula
C8H16N2O4S2
MW
268.4 g/mol
VQ-036488
Reference Standard
L-Hydroxyarginine chemical structure
L-Hydroxyarginine
CAS
53054-07-2
Formula
C6H14N4O3
MW
190.2 g/mol
VQ-035052
Reference Standard
L-Hyoscyamine chemical structure
L-Hyoscyamine
CAS
101-31-5
Formula
C17H23NO3
MW
289.4 g/mol
VQ-031116
Reference Standard
L-Ido Miglustat chemical structure
L-Ido Miglustat
CAS
305379-00-4
Formula
C10H21NO4
MW
219.28 g/mol
VQ-031898
Reference Standard
L-Inosine chemical structure
L-Inosine
CAS
21138-24-9
Formula
C10H12N4O5
MW
268.23 g/mol
VQ-039504
Reference Standard
L-Isoleucic acid chemical structure
L-Isoleucic acid
CAS
488-15-3
Formula
C6H12O3
MW
132.16 g/mol
VQ-032374

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